This change is required for post SEC-5.0 devices which have RNG4.
Setting RDB in security configuration register allows CAAM to use the
Random Data Buffer to be filled by a single request. The Random Data
Buffer is large enough for ten packets to get their IVs from a single
request. If the Random
Following AEAD algo templates are updated for '.type' initialization.
(a) authenc(hmac(sha224),cbc(aes))
(b) authenc(hmac(sha384),cbc(aes))
(c) authenc(hmac(sha224),cbc(des3_ede))
(d) authenc(hmac(sha384),cbc(des3_ede))
(e) authenc(hmac(sha224),cbc(des))
On 3/11/2013 9:15 AM, Steffen Klassert wrote:
Ccing Horia Geanta, he did the esn implementation for talitos.
On Fri, Mar 08, 2013 at 03:27:48PM +, Chaoxing Lin wrote:
1. Can any one point me which RFC describe how exactly authencesn should work?
The ESN algorithm is described in RFC
Seems that somehow I got confused, considering the one/single-pass over
data description the same as combined mode algorithm.
I will post a fix or revert the patch if HW does not allow the correct
behaviour.
Horia,
Do you plan to fix talitos driver to make it ESN capable in the near
